Post-Installation Configuration & CheckoutApollo CNX80 Installation Manual 560-0982-00 Rev D 3-13NOTEFor some HSI’s the glideslope indicator may not be visible unless it is receiving a validsignal from the localizer (ILS Energize is present). If this is the case, leave these signalsset to VALID following completion of the FLAG TEST in order to see the glideslopeindicator.Press the TEST or BACK smart key to return to the Ground Maintenance Test menu.3.3.1.1.4 Annunciator Lamp Output TestThe LAMP OUTPUT TEST page allows testing of each of the annunciator outputs. While on the TESTmenu page, press the LAMP OUTPUT TEST line select key to display the LAMP OUTPUT Page. TheLAMP OUTPUT page is shown in Figure 3-14.Figure 3-14 - Lamp Output TestTurn the large, outer knob to select the annunciator output to be tested. The currently selected lamp outputis indicated with a white box around it. Turn the small, inner knob to change the setting of the selectedannunciator lamp output – a green background indicates that the annunciator output is ON (grounded), anda black background indicates that the annunciator output is OFF (open). Details for each annunciator lampoutput that can be tested are found in Table 3-3.